Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Chu — 12 Patents

Applied Materials: 6 patents #1,938 of 7,310Top 30%
EAE.I. Du Pont De Nemours And: 5 patents #2,244 of 12,129Top 20%
UNUnknown: 3 patents #7,366 of 83,584Top 9%
Campbell, CA: #403 of 2,187 inventorsTop 20%
California: #51,404 of 386,348 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
David Chu has been granted 12 US patents while listed as an inventor at Applied Materials. The first was granted in 1994 and the most recent in March 2022. David Chu ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list David Chu in Campbell, CA, US.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
RE48994 Apparatus and method for providing uniform flow of gas Joseph Yudovsky, Mei Chang, Faruk Gungor, Paul F. Ma, Chien-Teh Kao +2 more 2022-03-29
10872763 Treatments to enhance material structures Steven C. H. Hung, Malcolm J. Bevan, Charles Chu, Tatsuya Sato, Shih Chung Chen +2 more 2020-12-22 $92,387,000
RE47440 Apparatus and method for providing uniform flow of gas Joseph Yudovsky, Mei Chang, Faruk Gungor, Paul F. Ma, Chien-Teh Kao +2 more 2019-06-18
9109754 Apparatus and method for providing uniform flow of gas Joseph Yudovsky, Mei Chang, Faruk Gungor, Paul F. Ma, Chien-Teh Kao +2 more 2015-08-18 $12,475,000
9012336 Method for conformal treatment of dielectric films using inductively coupled plasma Heng Pan, Matthew S. Rogers, Johanes F. Swenberg, Christopher S. Olsen, Wei Liu +1 more 2015-04-21 $14,570,000
8163626 Enhancing NAND flash floating gate performance Johanes Swenburg, Theresa Kramer Guarini, Yonah Cho, Udayan Ganguly, Lucien Date 2012-04-24 $15,135,000
5607336 Subject specific, word/phrase selectable message delivering doll or action figure Steven Lebensfeld, Harvey Goldberg, Ma H. Wai 1997-03-04
5530410 Acoustic frequency mixing devices using potassium titanyl phosphate and its analogs 1996-06-25 $19,112,000
5447845 Analyte-responsive KTP composition and method Richard C. Ebersole, Hui Hsiung 1995-09-05 $6,953,000
5448125 Surface skimming bulk wave generation in KTiOPO.sub.4 and its analogs 1995-09-05 $6,953,000
5418866 Surface acoustic wave devices for controlling high frequency signals using modified crystalline materials 1995-05-23 $12,918,000
5350961 Acoustic wave devices for controlling high frequency signals 1994-09-27 $15,596,000